Finding the Fourth Proportional to 25,061,155.70, 34,591,602.71 and 15,136,461.94

Step by Step Solution

1. Step 1: Write the proportion equation
   25,061,155.70 : 34,591,602.71 = 15,136,461.94 : x
2. Step 2: Convert to fraction form
   25,061,155.70/34,591,602.71 = 15,136,461.94/x
3. Step 3: Cross multiply
   25,061,155.70x = 34,591,602.71 × 15,136,461.94
4. Step 4: Simplify right side
   25,061,155.70x = 523,594,477,863,515.88
5. Step 5: Solve for x
   x = 523,594,477,863,515.88/25,061,155.70
6. Step 6: Final answer
   x = 20,892,670.88