Finding the Fourth Proportional to 77,075,591.50, 106,354,540.38 and 42,259,120.12

Step by Step Solution

1. Step 1: Write the proportion equation
   77,075,591.50 : 106,354,540.38 = 42,259,120.12 : x
2. Step 2: Convert to fraction form
   77,075,591.50/106,354,540.38 = 42,259,120.12/x
3. Step 3: Cross multiply
   77,075,591.50x = 106,354,540.38 × 42,259,120.12
4. Step 4: Simplify right side
   77,075,591.50x = 4,494,449,297,225,810
5. Step 5: Solve for x
   x = 4,494,449,297,225,810/77,075,591.50
6. Step 6: Final answer
   x = 58,312,225.83