Finding the Fourth Proportional to 91,632.83, 137,430.78 and 25,079.69

Step by Step Solution

1. Step 1: Write the proportion equation
   91,632.83 : 137,430.78 = 25,079.69 : x
2. Step 2: Convert to fraction form
   91,632.83/137,430.78 = 25,079.69/x
3. Step 3: Cross multiply
   91,632.83x = 137,430.78 × 25,079.69
4. Step 4: Simplify right side
   91,632.83x = 3,446,720,671.70
5. Step 5: Solve for x
   x = 3,446,720,671.70/91,632.83
6. Step 6: Final answer
   x = 37,614.48