Finding the Fourth Proportional to 47,008.15, 64,827.88 and 43,612.83

Step by Step Solution

1. Step 1: Write the proportion equation
   47,008.15 : 64,827.88 = 43,612.83 : x
2. Step 2: Convert to fraction form
   47,008.15/64,827.88 = 43,612.83/x
3. Step 3: Cross multiply
   47,008.15x = 64,827.88 × 43,612.83
4. Step 4: Simplify right side
   47,008.15x = 2,827,327,200.67
5. Step 5: Solve for x
   x = 2,827,327,200.67/47,008.15
6. Step 6: Final answer
   x = 60,145.47