Finding the Fourth Proportional to 137,548.72, 189,851 and 83,863.34

Step by Step Solution

1. Step 1: Write the proportion equation
   137,548.72 : 189,851 = 83,863.34 : x
2. Step 2: Convert to fraction form
   137,548.72/189,851 = 83,863.34/x
3. Step 3: Cross multiply
   137,548.72x = 189,851 × 83,863.34
4. Step 4: Simplify right side
   137,548.72x = 15,921,538,962.34
5. Step 5: Solve for x
   x = 15,921,538,962.34/137,548.72
6. Step 6: Final answer
   x = 115,752.00