Finding the Fourth Proportional to 171,089,868.32, 256,532,315.61 and 54,454,844.15

Step by Step Solution

1. Step 1: Write the proportion equation
   171,089,868.32 : 256,532,315.61 = 54,454,844.15 : x
2. Step 2: Convert to fraction form
   171,089,868.32/256,532,315.61 = 54,454,844.15/x
3. Step 3: Cross multiply
   171,089,868.32x = 256,532,315.61 × 54,454,844.15
4. Step 4: Simplify right side
   171,089,868.32x = 13,969,427,265,981,162
5. Step 5: Solve for x
   x = 13,969,427,265,981,162/171,089,868.32
6. Step 6: Final answer
   x = 81,649,646.49