Finding the Fourth Proportional to 42,059,124.80, 63,094,592.10 and 13,302,261.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,059,124.80 : 63,094,592.10 = 13,302,261.80 : x
2. Step 2: Convert to fraction form
   42,059,124.80/63,094,592.10 = 13,302,261.80/x
3. Step 3: Cross multiply
   42,059,124.80x = 63,094,592.10 × 13,302,261.80
4. Step 4: Simplify right side
   42,059,124.80x = 839,300,782,278,411.88
5. Step 5: Solve for x
   x = 839,300,782,278,411.88/42,059,124.80
6. Step 6: Final answer
   x = 19,955,260.27