Finding the Fourth Proportional to 772,233.34, 1,064,500.77 and 542,145.15

Step by Step Solution

1. Step 1: Write the proportion equation
   772,233.34 : 1,064,500.77 = 542,145.15 : x
2. Step 2: Convert to fraction form
   772,233.34/1,064,500.77 = 542,145.15/x
3. Step 3: Cross multiply
   772,233.34x = 1,064,500.77 × 542,145.15
4. Step 4: Simplify right side
   772,233.34x = 577,113,921,593.54
5. Step 5: Solve for x
   x = 577,113,921,593.54/772,233.34
6. Step 6: Final answer
   x = 747,331.01