Finding the Fourth Proportional to 112,374.94, 155,070.55 and 61,377.34

Step by Step Solution

1. Step 1: Write the proportion equation
   112,374.94 : 155,070.55 = 61,377.34 : x
2. Step 2: Convert to fraction form
   112,374.94/155,070.55 = 61,377.34/x
3. Step 3: Cross multiply
   112,374.94x = 155,070.55 × 61,377.34
4. Step 4: Simplify right side
   112,374.94x = 9,517,817,871.34
5. Step 5: Solve for x
   x = 9,517,817,871.34/112,374.94
6. Step 6: Final answer
   x = 84,696.98