Finding the Fourth Proportional to 111,513.65, 153,889.29 and 60,526.45

Step by Step Solution

1. Step 1: Write the proportion equation
   111,513.65 : 153,889.29 = 60,526.45 : x
2. Step 2: Convert to fraction form
   111,513.65/153,889.29 = 60,526.45/x
3. Step 3: Cross multiply
   111,513.65x = 153,889.29 × 60,526.45
4. Step 4: Simplify right side
   111,513.65x = 9,314,372,416.72
5. Step 5: Solve for x
   x = 9,314,372,416.72/111,513.65
6. Step 6: Final answer
   x = 83,526.75