Finding the Fourth Proportional to 837,693.18, 1,156,042.56 and 475,131.78

Step by Step Solution

1. Step 1: Write the proportion equation
   837,693.18 : 1,156,042.56 = 475,131.78 : x
2. Step 2: Convert to fraction form
   837,693.18/1,156,042.56 = 475,131.78/x
3. Step 3: Cross multiply
   837,693.18x = 1,156,042.56 × 475,131.78
4. Step 4: Simplify right side
   837,693.18x = 549,272,559,288.56
5. Step 5: Solve for x
   x = 549,272,559,288.56/837,693.18
6. Step 6: Final answer
   x = 655,696.59