Finding the Fourth Proportional to 76,907,066.14, 106,131,743.40 and 42,099,780.16

Step by Step Solution

1. Step 1: Write the proportion equation
   76,907,066.14 : 106,131,743.40 = 42,099,780.16 : x
2. Step 2: Convert to fraction form
   76,907,066.14/106,131,743.40 = 42,099,780.16/x
3. Step 3: Cross multiply
   76,907,066.14x = 106,131,743.40 × 42,099,780.16
4. Step 4: Simplify right side
   76,907,066.14x = 4,468,123,065,137,531
5. Step 5: Solve for x
   x = 4,468,123,065,137,531/76,907,066.14
6. Step 6: Final answer
   x = 58,097,692.31