Finding the Fourth Proportional to 92,496.06, 137,931.93 and 91,654.07

Step by Step Solution

1. Step 1: Write the proportion equation
   92,496.06 : 137,931.93 = 91,654.07 : x
2. Step 2: Convert to fraction form
   92,496.06/137,931.93 = 91,654.07/x
3. Step 3: Cross multiply
   92,496.06x = 137,931.93 × 91,654.07
4. Step 4: Simplify right side
   92,496.06x = 12,642,022,077.80
5. Step 5: Solve for x
   x = 12,642,022,077.80/92,496.06
6. Step 6: Final answer
   x = 136,676.33