Finding the Fourth Proportional to 91,705.47, 137,548.96 and 25,152.28

Step by Step Solution

1. Step 1: Write the proportion equation
   91,705.47 : 137,548.96 = 25,152.28 : x
2. Step 2: Convert to fraction form
   91,705.47/137,548.96 = 25,152.28/x
3. Step 3: Cross multiply
   91,705.47x = 137,548.96 × 25,152.28
4. Step 4: Simplify right side
   91,705.47x = 3,459,669,955.63
5. Step 5: Solve for x
   x = 3,459,669,955.63/91,705.47
6. Step 6: Final answer
   x = 37,725.88