Finding the Fourth Proportional to 2,618,359,468.56, 3,613,412,670.84 and 1,429,004,720.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,359,468.56 : 3,613,412,670.84 = 1,429,004,720.88 : x
2. Step 2: Convert to fraction form
   2,618,359,468.56/3,613,412,670.84 = 1,429,004,720.88/x
3. Step 3: Cross multiply
   2,618,359,468.56x = 3,613,412,670.84 × 1,429,004,720.88
4. Step 4: Simplify right side
   2,618,359,468.56x = 5,163,583,765,117,970,432
5. Step 5: Solve for x
   x = 5,163,583,765,117,970,432/2,618,359,468.56
6. Step 6: Final answer
   x = 1,972,068,322.60