Finding the Fourth Proportional to 42,345,501,083.19, 63,525,151,344.61 and 12,502,848,892.97

Step by Step Solution

1. Step 1: Write the proportion equation
   42,345,501,083.19 : 63,525,151,344.61 = 12,502,848,892.97 : x
2. Step 2: Convert to fraction form
   42,345,501,083.19/63,525,151,344.61 = 12,502,848,892.97/x
3. Step 3: Cross multiply
   42,345,501,083.19x = 63,525,151,344.61 × 12,502,848,892.97
4. Step 4: Simplify right side
   42,345,501,083.19x = 794,245,368,164,810,883,072
5. Step 5: Solve for x
   x = 794,245,368,164,810,883,072/42,345,501,083.19
6. Step 6: Final answer
   x = 18,756,310,537.09