Finding the Fourth Proportional to 93,378,721.59, 140,058,458.10 and 31,123,309.25

Step by Step Solution

1. Step 1: Write the proportion equation
   93,378,721.59 : 140,058,458.10 = 31,123,309.25 : x
2. Step 2: Convert to fraction form
   93,378,721.59/140,058,458.10 = 31,123,309.25/x
3. Step 3: Cross multiply
   93,378,721.59x = 140,058,458.10 × 31,123,309.25
4. Step 4: Simplify right side
   93,378,721.59x = 4,359,082,704,874,613.50
5. Step 5: Solve for x
   x = 4,359,082,704,874,613.50/93,378,721.59
6. Step 6: Final answer
   x = 46,681,756.09