Finding the Fourth Proportional to 2,520,711,566.51, 3,478,886,994.54 and 1,434,657,513.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,711,566.51 : 3,478,886,994.54 = 1,434,657,513.49 : x
2. Step 2: Convert to fraction form
   2,520,711,566.51/3,478,886,994.54 = 1,434,657,513.49/x
3. Step 3: Cross multiply
   2,520,711,566.51x = 3,478,886,994.54 × 1,434,657,513.49
4. Step 4: Simplify right side
   2,520,711,566.51x = 4,991,011,365,288,499,200
5. Step 5: Solve for x
   x = 4,991,011,365,288,499,200/2,520,711,566.51
6. Step 6: Final answer
   x = 1,980,000,977.35