Finding the Fourth Proportional to 47,100.97, 70,965.61 and 42,603.22

Step by Step Solution

1. Step 1: Write the proportion equation
   47,100.97 : 70,965.61 = 42,603.22 : x
2. Step 2: Convert to fraction form
   47,100.97/70,965.61 = 42,603.22/x
3. Step 3: Cross multiply
   47,100.97x = 70,965.61 × 42,603.22
4. Step 4: Simplify right side
   47,100.97x = 3,023,363,495.26
5. Step 5: Solve for x
   x = 3,023,363,495.26/47,100.97
6. Step 6: Final answer
   x = 64,188.99