Finding the Fourth Proportional to 111,513.60, 153,889.90 and 60,526.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,513.60 : 153,889.90 = 60,526.76 : x
2. Step 2: Convert to fraction form
   111,513.60/153,889.90 = 60,526.76/x
3. Step 3: Cross multiply
   111,513.60x = 153,889.90 × 60,526.76
4. Step 4: Simplify right side
   111,513.60x = 9,314,457,043.72
5. Step 5: Solve for x
   x = 9,314,457,043.72/111,513.60
6. Step 6: Final answer
   x = 83,527.54