Finding the Fourth Proportional to 456,151.99, 684,156.15 and 152,543.81

Step by Step Solution

1. Step 1: Write the proportion equation
   456,151.99 : 684,156.15 = 152,543.81 : x
2. Step 2: Convert to fraction form
   456,151.99/684,156.15 = 152,543.81/x
3. Step 3: Cross multiply
   456,151.99x = 684,156.15 × 152,543.81
4. Step 4: Simplify right side
   456,151.99x = 104,363,782,335.15
5. Step 5: Solve for x
   x = 104,363,782,335.15/456,151.99
6. Step 6: Final answer
   x = 228,791.69