Finding the Fourth Proportional to 99,641.22, 149,468.31 and 47,101.38

Step by Step Solution

1. Step 1: Write the proportion equation
   99,641.22 : 149,468.31 = 47,101.38 : x
2. Step 2: Convert to fraction form
   99,641.22/149,468.31 = 47,101.38/x
3. Step 3: Cross multiply
   99,641.22x = 149,468.31 × 47,101.38
4. Step 4: Simplify right side
   99,641.22x = 7,040,163,667.27
5. Step 5: Solve for x
   x = 7,040,163,667.27/99,641.22
6. Step 6: Final answer
   x = 70,655.13