Finding the Fourth Proportional to 2,154,085,251.56, 3,232,109,639.47 and 1,105,559,774.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,085,251.56 : 3,232,109,639.47 = 1,105,559,774.70 : x
2. Step 2: Convert to fraction form
   2,154,085,251.56/3,232,109,639.47 = 1,105,559,774.70/x
3. Step 3: Cross multiply
   2,154,085,251.56x = 3,232,109,639.47 × 1,105,559,774.70
4. Step 4: Simplify right side
   2,154,085,251.56x = 3,573,290,404,818,151,424
5. Step 5: Solve for x
   x = 3,573,290,404,818,151,424/2,154,085,251.56
6. Step 6: Final answer
   x = 1,658,843,540.31