Finding the Fourth Proportional to 82,173,152.92, 113,398,990.78 and 45,005,770.67

Step by Step Solution

1. Step 1: Write the proportion equation
   82,173,152.92 : 113,398,990.78 = 45,005,770.67 : x
2. Step 2: Convert to fraction form
   82,173,152.92/113,398,990.78 = 45,005,770.67/x
3. Step 3: Cross multiply
   82,173,152.92x = 113,398,990.78 × 45,005,770.67
4. Step 4: Simplify right side
   82,173,152.92x = 5,103,608,973,837,851
5. Step 5: Solve for x
   x = 5,103,608,973,837,851/82,173,152.92
6. Step 6: Final answer
   x = 62,107,985.30