Finding the Fourth Proportional to 108,521.64, 149,762.52 and 60,784.70

Step by Step Solution

1. Step 1: Write the proportion equation
   108,521.64 : 149,762.52 = 60,784.70 : x
2. Step 2: Convert to fraction form
   108,521.64/149,762.52 = 60,784.70/x
3. Step 3: Cross multiply
   108,521.64x = 149,762.52 × 60,784.70
4. Step 4: Simplify right side
   108,521.64x = 9,103,269,100.63
5. Step 5: Solve for x
   x = 9,103,269,100.63/108,521.64
6. Step 6: Final answer
   x = 83,884.37