Finding the Fourth Proportional to 76,939,524.83, 106,173,355.61 and 42,131,615.55

Step by Step Solution

1. Step 1: Write the proportion equation
   76,939,524.83 : 106,173,355.61 = 42,131,615.55 : x
2. Step 2: Convert to fraction form
   76,939,524.83/106,173,355.61 = 42,131,615.55/x
3. Step 3: Cross multiply
   76,939,524.83x = 106,173,355.61 × 42,131,615.55
4. Step 4: Simplify right side
   76,939,524.83x = 4,473,255,000,003,297.50
5. Step 5: Solve for x
   x = 4,473,255,000,003,297.50/76,939,524.83
6. Step 6: Final answer
   x = 58,139,883.37