Finding the Fourth Proportional to 10,215,200.07, 14,097,072.42 and 5,631,685.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,215,200.07 : 14,097,072.42 = 5,631,685.47 : x
2. Step 2: Convert to fraction form
   10,215,200.07/14,097,072.42 = 5,631,685.47/x
3. Step 3: Cross multiply
   10,215,200.07x = 14,097,072.42 × 5,631,685.47
4. Step 4: Simplify right side
   10,215,200.07x = 79,390,277,917,251.73
5. Step 5: Solve for x
   x = 79,390,277,917,251.73/10,215,200.07
6. Step 6: Final answer
   x = 7,771,779.05