Finding the Fourth Proportional to 79,013.32, 109,038.12 and 47,200.84

Step by Step Solution

1. Step 1: Write the proportion equation
   79,013.32 : 109,038.12 = 47,200.84 : x
2. Step 2: Convert to fraction form
   79,013.32/109,038.12 = 47,200.84/x
3. Step 3: Cross multiply
   79,013.32x = 109,038.12 × 47,200.84
4. Step 4: Simplify right side
   79,013.32x = 5,146,690,856.02
5. Step 5: Solve for x
   x = 5,146,690,856.02/79,013.32
6. Step 6: Final answer
   x = 65,137.00