Finding the Fourth Proportional to 42,026,578.29, 62,980,608.38 and 19,845,053.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,026,578.29 : 62,980,608.38 = 19,845,053.55 : x
2. Step 2: Convert to fraction form
   42,026,578.29/62,980,608.38 = 19,845,053.55/x
3. Step 3: Cross multiply
   42,026,578.29x = 62,980,608.38 × 19,845,053.55
4. Step 4: Simplify right side
   42,026,578.29x = 1,249,853,545,813,453.50
5. Step 5: Solve for x
   x = 1,249,853,545,813,453.50/42,026,578.29
6. Step 6: Final answer
   x = 29,739,598.05