Finding the Fourth Proportional to 42,951.79, 64,307.47 and 32,388.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,951.79 : 64,307.47 = 32,388.75 : x
2. Step 2: Convert to fraction form
   42,951.79/64,307.47 = 32,388.75/x
3. Step 3: Cross multiply
   42,951.79x = 64,307.47 × 32,388.75
4. Step 4: Simplify right side
   42,951.79x = 2,082,838,649.93
5. Step 5: Solve for x
   x = 2,082,838,649.93/42,951.79
6. Step 6: Final answer
   x = 48,492.48