Finding the Fourth Proportional to 111,344.84, 153,665.55 and 61,053.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,344.84 : 153,665.55 = 61,053.56 : x
2. Step 2: Convert to fraction form
   111,344.84/153,665.55 = 61,053.56/x
3. Step 3: Cross multiply
   111,344.84x = 153,665.55 × 61,053.56
4. Step 4: Simplify right side
   111,344.84x = 9,381,828,876.86
5. Step 5: Solve for x
   x = 9,381,828,876.86/111,344.84
6. Step 6: Final answer
   x = 84,259.22