Finding the Fourth Proportional to 42,098,661, 63,147,993.93 and 10,185,957

Step by Step Solution

1. Step 1: Write the proportion equation
   42,098,661 : 63,147,993.93 = 10,185,957 : x
2. Step 2: Convert to fraction form
   42,098,661/63,147,993.93 = 10,185,957/x
3. Step 3: Cross multiply
   42,098,661x = 63,147,993.93 × 10,185,957
4. Step 4: Simplify right side
   42,098,661x = 643,222,750,807,241
5. Step 5: Solve for x
   x = 643,222,750,807,241/42,098,661
6. Step 6: Final answer
   x = 15,278,936.09