Finding the Fourth Proportional to 111,369.47, 153,690.01 and 61,068.47

Step by Step Solution

1. Step 1: Write the proportion equation
   111,369.47 : 153,690.01 = 61,068.47 : x
2. Step 2: Convert to fraction form
   111,369.47/153,690.01 = 61,068.47/x
3. Step 3: Cross multiply
   111,369.47x = 153,690.01 × 61,068.47
4. Step 4: Simplify right side
   111,369.47x = 9,385,612,843.86
5. Step 5: Solve for x
   x = 9,385,612,843.86/111,369.47
6. Step 6: Final answer
   x = 84,274.56