Finding the Fourth Proportional to 100,870.17, 151,261.48 and 34,292.41

Step by Step Solution

1. Step 1: Write the proportion equation
   100,870.17 : 151,261.48 = 34,292.41 : x
2. Step 2: Convert to fraction form
   100,870.17/151,261.48 = 34,292.41/x
3. Step 3: Cross multiply
   100,870.17x = 151,261.48 × 34,292.41
4. Step 4: Simplify right side
   100,870.17x = 5,187,120,689.37
5. Step 5: Solve for x
   x = 5,187,120,689.37/100,870.17
6. Step 6: Final answer
   x = 51,423.73