Finding the Fourth Proportional to 12,816,038.07, 19,221,066.72 and 3,715,693.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,816,038.07 : 19,221,066.72 = 3,715,693.29 : x
2. Step 2: Convert to fraction form
   12,816,038.07/19,221,066.72 = 3,715,693.29/x
3. Step 3: Cross multiply
   12,816,038.07x = 19,221,066.72 × 3,715,693.29
4. Step 4: Simplify right side
   12,816,038.07x = 71,419,588,638,146.31
5. Step 5: Solve for x
   x = 71,419,588,638,146.31/12,816,038.07
6. Step 6: Final answer
   x = 5,572,672.95