Finding the Fourth Proportional to 922,404.18, 1,272,723.33 and 560,018.58

Step by Step Solution

1. Step 1: Write the proportion equation
   922,404.18 : 1,272,723.33 = 560,018.58 : x
2. Step 2: Convert to fraction form
   922,404.18/1,272,723.33 = 560,018.58/x
3. Step 3: Cross multiply
   922,404.18x = 1,272,723.33 × 560,018.58
4. Step 4: Simplify right side
   922,404.18x = 712,748,711,999.47
5. Step 5: Solve for x
   x = 712,748,711,999.47/922,404.18
6. Step 6: Final answer
   x = 772,707.59