Finding the Fourth Proportional to 137,068.29, 189,096.32 and 91,760.87

Step by Step Solution

1. Step 1: Write the proportion equation
   137,068.29 : 189,096.32 = 91,760.87 : x
2. Step 2: Convert to fraction form
   137,068.29/189,096.32 = 91,760.87/x
3. Step 3: Cross multiply
   137,068.29x = 189,096.32 × 91,760.87
4. Step 4: Simplify right side
   137,068.29x = 17,351,642,837.00
5. Step 5: Solve for x
   x = 17,351,642,837.00/137,068.29
6. Step 6: Final answer
   x = 126,591.23