Finding the Fourth Proportional to 156,531.20, 234,694.71 and 103,061.34

Step by Step Solution

1. Step 1: Write the proportion equation
   156,531.20 : 234,694.71 = 103,061.34 : x
2. Step 2: Convert to fraction form
   156,531.20/234,694.71 = 103,061.34/x
3. Step 3: Cross multiply
   156,531.20x = 234,694.71 × 103,061.34
4. Step 4: Simplify right side
   156,531.20x = 24,187,951,303.51
5. Step 5: Solve for x
   x = 24,187,951,303.51/156,531.20
6. Step 6: Final answer
   x = 154,524.80