Finding the Fourth Proportional to 156,807.32, 234,025.92 and 141,673.71

Step by Step Solution

1. Step 1: Write the proportion equation
   156,807.32 : 234,025.92 = 141,673.71 : x
2. Step 2: Convert to fraction form
   156,807.32/234,025.92 = 141,673.71/x
3. Step 3: Cross multiply
   156,807.32x = 234,025.92 × 141,673.71
4. Step 4: Simplify right side
   156,807.32x = 33,155,320,322.56
5. Step 5: Solve for x
   x = 33,155,320,322.56/156,807.32
6. Step 6: Final answer
   x = 211,439.88