Finding the Fourth Proportional to 111,071.10, 153,276.87 and 60,769.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,071.10 : 153,276.87 = 60,769.50 : x
2. Step 2: Convert to fraction form
   111,071.10/153,276.87 = 60,769.50/x
3. Step 3: Cross multiply
   111,071.10x = 153,276.87 × 60,769.50
4. Step 4: Simplify right side
   111,071.10x = 9,314,558,751.47
5. Step 5: Solve for x
   x = 9,314,558,751.47/111,071.10
6. Step 6: Final answer
   x = 83,861.23