Finding the Fourth Proportional to 31,008,915.33, 46,509,823.86 and 8,291,584.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,008,915.33 : 46,509,823.86 = 8,291,584.05 : x
2. Step 2: Convert to fraction form
   31,008,915.33/46,509,823.86 = 8,291,584.05/x
3. Step 3: Cross multiply
   31,008,915.33x = 46,509,823.86 × 8,291,584.05
4. Step 4: Simplify right side
   31,008,915.33x = 385,640,113,480,380.19
5. Step 5: Solve for x
   x = 385,640,113,480,380.19/31,008,915.33
6. Step 6: Final answer
   x = 12,436,427.05