Finding the Fourth Proportional to 77,757,651.83, 107,303,504.18 and 42,949,594.94

Step by Step Solution

1. Step 1: Write the proportion equation
   77,757,651.83 : 107,303,504.18 = 42,949,594.94 : x
2. Step 2: Convert to fraction form
   77,757,651.83/107,303,504.18 = 42,949,594.94/x
3. Step 3: Cross multiply
   77,757,651.83x = 107,303,504.18 × 42,949,594.94
4. Step 4: Simplify right side
   77,757,651.83x = 4,608,642,039,422,331
5. Step 5: Solve for x
   x = 4,608,642,039,422,331/77,757,651.83
6. Step 6: Final answer
   x = 59,269,305.73