Finding the Fourth Proportional to 86,978.34, 130,516.65 and 37,053.18

Step by Step Solution

1. Step 1: Write the proportion equation
   86,978.34 : 130,516.65 = 37,053.18 : x
2. Step 2: Convert to fraction form
   86,978.34/130,516.65 = 37,053.18/x
3. Step 3: Cross multiply
   86,978.34x = 130,516.65 × 37,053.18
4. Step 4: Simplify right side
   86,978.34x = 4,836,056,925.45
5. Step 5: Solve for x
   x = 4,836,056,925.45/86,978.34
6. Step 6: Final answer
   x = 55,600.70