Finding the Fourth Proportional to 2,105,262,260.28, 2,905,146,820.70 and 1,152,458,677.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,262,260.28 : 2,905,146,820.70 = 1,152,458,677.08 : x
2. Step 2: Convert to fraction form
   2,105,262,260.28/2,905,146,820.70 = 1,152,458,677.08/x
3. Step 3: Cross multiply
   2,105,262,260.28x = 2,905,146,820.70 × 1,152,458,677.08
4. Step 4: Simplify right side
   2,105,262,260.28x = 3,348,061,661,707,089,408
5. Step 5: Solve for x
   x = 3,348,061,661,707,089,408/2,105,262,260.28
6. Step 6: Final answer
   x = 1,590,329,967.38