Finding the Fourth Proportional to 93,488,066.58, 140,870,223.64 and 76,822,076.82

Step by Step Solution

1. Step 1: Write the proportion equation
   93,488,066.58 : 140,870,223.64 = 76,822,076.82 : x
2. Step 2: Convert to fraction form
   93,488,066.58/140,870,223.64 = 76,822,076.82/x
3. Step 3: Cross multiply
   93,488,066.58x = 140,870,223.64 × 76,822,076.82
4. Step 4: Simplify right side
   93,488,066.58x = 10,821,943,142,122,658
5. Step 5: Solve for x
   x = 10,821,943,142,122,658/93,488,066.58
6. Step 6: Final answer
   x = 115,757,481.55