Finding the Fourth Proportional to 111,149.31, 153,386.06 and 60,848.31

Step by Step Solution

1. Step 1: Write the proportion equation
   111,149.31 : 153,386.06 = 60,848.31 : x
2. Step 2: Convert to fraction form
   111,149.31/153,386.06 = 60,848.31/x
3. Step 3: Cross multiply
   111,149.31x = 153,386.06 × 60,848.31
4. Step 4: Simplify right side
   111,149.31x = 9,333,282,528.56
5. Step 5: Solve for x
   x = 9,333,282,528.56/111,149.31
6. Step 6: Final answer
   x = 83,970.67