Finding the Fourth Proportional to 150,814.50, 208,124.04 and 83,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,814.50 : 208,124.04 = 83,746.50 : x
2. Step 2: Convert to fraction form
   150,814.50/208,124.04 = 83,746.50/x
3. Step 3: Cross multiply
   150,814.50x = 208,124.04 × 83,746.50
4. Step 4: Simplify right side
   150,814.50x = 17,429,659,915.86
5. Step 5: Solve for x
   x = 17,429,659,915.86/150,814.50
6. Step 6: Final answer
   x = 115,570.19