Finding the Fourth Proportional to 112,763,061.40, 169,128,003.30 and 31,992,194.20

Step by Step Solution

1. Step 1: Write the proportion equation
   112,763,061.40 : 169,128,003.30 = 31,992,194.20 : x
2. Step 2: Convert to fraction form
   112,763,061.40/169,128,003.30 = 31,992,194.20/x
3. Step 3: Cross multiply
   112,763,061.40x = 169,128,003.30 × 31,992,194.20
4. Step 4: Simplify right side
   112,763,061.40x = 5,410,775,926,231,841
5. Step 5: Solve for x
   x = 5,410,775,926,231,841/112,763,061.40
6. Step 6: Final answer
   x = 47,983,584.86