Finding the Fourth Proportional to 47,088.78, 64,937.91 and 30,927.64

Step by Step Solution

1. Step 1: Write the proportion equation
   47,088.78 : 64,937.91 = 30,927.64 : x
2. Step 2: Convert to fraction form
   47,088.78/64,937.91 = 30,927.64/x
3. Step 3: Cross multiply
   47,088.78x = 64,937.91 × 30,927.64
4. Step 4: Simplify right side
   47,088.78x = 2,008,376,302.83
5. Step 5: Solve for x
   x = 2,008,376,302.83/47,088.78
6. Step 6: Final answer
   x = 42,650.85