Finding the Fourth Proportional to 79,709,680.64, 110,000,578.56 and 47,117,665.28

Step by Step Solution

1. Step 1: Write the proportion equation
   79,709,680.64 : 110,000,578.56 = 47,117,665.28 : x
2. Step 2: Convert to fraction form
   79,709,680.64/110,000,578.56 = 47,117,665.28/x
3. Step 3: Cross multiply
   79,709,680.64x = 110,000,578.56 × 47,117,665.28
4. Step 4: Simplify right side
   79,709,680.64x = 5,182,970,441,196,425
5. Step 5: Solve for x
   x = 5,182,970,441,196,425/79,709,680.64
6. Step 6: Final answer
   x = 65,023,098.82