Finding the Fourth Proportional to 2,557,914,109.50, 3,529,932,099.93 and 1,384,492,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,914,109.50 : 3,529,932,099.93 = 1,384,492,381.50 : x
2. Step 2: Convert to fraction form
   2,557,914,109.50/3,529,932,099.93 = 1,384,492,381.50/x
3. Step 3: Cross multiply
   2,557,914,109.50x = 3,529,932,099.93 × 1,384,492,381.50
4. Step 4: Simplify right side
   2,557,914,109.50x = 4,887,164,099,565,381,632
5. Step 5: Solve for x
   x = 4,887,164,099,565,381,632/2,557,914,109.50
6. Step 6: Final answer
   x = 1,910,605,239.41