Finding the Fourth Proportional to 109,510.61, 151,126.83 and 61,754.63

Step by Step Solution

1. Step 1: Write the proportion equation
   109,510.61 : 151,126.83 = 61,754.63 : x
2. Step 2: Convert to fraction form
   109,510.61/151,126.83 = 61,754.63/x
3. Step 3: Cross multiply
   109,510.61x = 151,126.83 × 61,754.63
4. Step 4: Simplify right side
   109,510.61x = 9,332,780,714.09
5. Step 5: Solve for x
   x = 9,332,780,714.09/109,510.61
6. Step 6: Final answer
   x = 85,222.62