Finding the Fourth Proportional to 82,271,416.40, 123,371,247.87 and 31,117,562.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82,271,416.40 : 123,371,247.87 = 31,117,562.94 : x
2. Step 2: Convert to fraction form
   82,271,416.40/123,371,247.87 = 31,117,562.94/x
3. Step 3: Cross multiply
   82,271,416.40x = 123,371,247.87 × 31,117,562.94
4. Step 4: Simplify right side
   82,271,416.40x = 3,839,012,570,425,478
5. Step 5: Solve for x
   x = 3,839,012,570,425,478/82,271,416.40
6. Step 6: Final answer
   x = 46,662,774.74