Finding the Fourth Proportional to 2,540,608,865.85, 3,506,134,855.18 and 1,523,499,887.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,608,865.85 : 3,506,134,855.18 = 1,523,499,887.39 : x
2. Step 2: Convert to fraction form
   2,540,608,865.85/3,506,134,855.18 = 1,523,499,887.39/x
3. Step 3: Cross multiply
   2,540,608,865.85x = 3,506,134,855.18 × 1,523,499,887.39
4. Step 4: Simplify right side
   2,540,608,865.85x = 5,341,596,057,040,883,712
5. Step 5: Solve for x
   x = 5,341,596,057,040,883,712/2,540,608,865.85
6. Step 6: Final answer
   x = 2,102,486,584.55