Finding the Fourth Proportional to 42,847,044.65, 64,262,200.94 and 13,693,063.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,847,044.65 : 64,262,200.94 = 13,693,063.29 : x
2. Step 2: Convert to fraction form
   42,847,044.65/64,262,200.94 = 13,693,063.29/x
3. Step 3: Cross multiply
   42,847,044.65x = 64,262,200.94 × 13,693,063.29
4. Step 4: Simplify right side
   42,847,044.65x = 879,946,384,519,844.62
5. Step 5: Solve for x
   x = 879,946,384,519,844.62/42,847,044.65
6. Step 6: Final answer
   x = 20,536,921.31