Finding the Fourth Proportional to 137,045.62, 189,181.25 and 83,347.88

Step by Step Solution

1. Step 1: Write the proportion equation
   137,045.62 : 189,181.25 = 83,347.88 : x
2. Step 2: Convert to fraction form
   137,045.62/189,181.25 = 83,347.88/x
3. Step 3: Cross multiply
   137,045.62x = 189,181.25 × 83,347.88
4. Step 4: Simplify right side
   137,045.62x = 15,767,856,123.25
5. Step 5: Solve for x
   x = 15,767,856,123.25/137,045.62
6. Step 6: Final answer
   x = 115,055.53