Finding the Fourth Proportional to 63,456,441.78, 87,596,675.94 and 42,857,788.62

Step by Step Solution

1. Step 1: Write the proportion equation
   63,456,441.78 : 87,596,675.94 = 42,857,788.62 : x
2. Step 2: Convert to fraction form
   63,456,441.78/87,596,675.94 = 42,857,788.62/x
3. Step 3: Cross multiply
   63,456,441.78x = 87,596,675.94 × 42,857,788.62
4. Step 4: Simplify right side
   63,456,441.78x = 3,754,199,821,251,159.50
5. Step 5: Solve for x
   x = 3,754,199,821,251,159.50/63,456,441.78
6. Step 6: Final answer
   x = 59,161,839.46