Finding the Fourth Proportional to 22,701,189.06, 31,328,302.50 and 12,388,576.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,701,189.06 : 31,328,302.50 = 12,388,576.42 : x
2. Step 2: Convert to fraction form
   22,701,189.06/31,328,302.50 = 12,388,576.42/x
3. Step 3: Cross multiply
   22,701,189.06x = 31,328,302.50 × 12,388,576.42
4. Step 4: Simplify right side
   22,701,189.06x = 388,113,069,630,127.06
5. Step 5: Solve for x
   x = 388,113,069,630,127.06/22,701,189.06
6. Step 6: Final answer
   x = 17,096,596.51