Finding the Fourth Proportional to 111,348.78, 153,664.83 and 61,052.46

Step by Step Solution

1. Step 1: Write the proportion equation
   111,348.78 : 153,664.83 = 61,052.46 : x
2. Step 2: Convert to fraction form
   111,348.78/153,664.83 = 61,052.46/x
3. Step 3: Cross multiply
   111,348.78x = 153,664.83 × 61,052.46
4. Step 4: Simplify right side
   111,348.78x = 9,381,615,886.98
5. Step 5: Solve for x
   x = 9,381,615,886.98/111,348.78
6. Step 6: Final answer
   x = 84,254.32