Finding the Fourth Proportional to 146,056.52, 201,558.60 and 78,988.52

Step by Step Solution

1. Step 1: Write the proportion equation
   146,056.52 : 201,558.60 = 78,988.52 : x
2. Step 2: Convert to fraction form
   146,056.52/201,558.60 = 78,988.52/x
3. Step 3: Cross multiply
   146,056.52x = 201,558.60 × 78,988.52
4. Step 4: Simplify right side
   146,056.52x = 15,920,815,507.27
5. Step 5: Solve for x
   x = 15,920,815,507.27/146,056.52
6. Step 6: Final answer
   x = 109,004.48