Finding the Fourth Proportional to 101,123.40, 151,640.82 and 34,545.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,123.40 : 151,640.82 = 34,545.72 : x
2. Step 2: Convert to fraction form
   101,123.40/151,640.82 = 34,545.72/x
3. Step 3: Cross multiply
   101,123.40x = 151,640.82 × 34,545.72
4. Step 4: Simplify right side
   101,123.40x = 5,238,541,308.29
5. Step 5: Solve for x
   x = 5,238,541,308.29/101,123.40
6. Step 6: Final answer
   x = 51,803.45