Finding the Fourth Proportional to 91,870.71, 126,811.30 and 59,548.29

Step by Step Solution

1. Step 1: Write the proportion equation
   91,870.71 : 126,811.30 = 59,548.29 : x
2. Step 2: Convert to fraction form
   91,870.71/126,811.30 = 59,548.29/x
3. Step 3: Cross multiply
   91,870.71x = 126,811.30 × 59,548.29
4. Step 4: Simplify right side
   91,870.71x = 7,551,395,744.09
5. Step 5: Solve for x
   x = 7,551,395,744.09/91,870.71
6. Step 6: Final answer
   x = 82,195.90