Finding the Fourth Proportional to 10,417,062.72, 15,612,996.96 and 5,365,617.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,417,062.72 : 15,612,996.96 = 5,365,617.60 : x
2. Step 2: Convert to fraction form
   10,417,062.72/15,612,996.96 = 5,365,617.60/x
3. Step 3: Cross multiply
   10,417,062.72x = 15,612,996.96 × 5,365,617.60
4. Step 4: Simplify right side
   10,417,062.72x = 83,773,371,277,322.50
5. Step 5: Solve for x
   x = 83,773,371,277,322.50/10,417,062.72
6. Step 6: Final answer
   x = 8,041,937.88