Finding the Fourth Proportional to 23,109,770.03, 31,891,092.89 and 12,796,271.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,109,770.03 : 31,891,092.89 = 12,796,271.69 : x
2. Step 2: Convert to fraction form
   23,109,770.03/31,891,092.89 = 12,796,271.69/x
3. Step 3: Cross multiply
   23,109,770.03x = 31,891,092.89 × 12,796,271.69
4. Step 4: Simplify right side
   23,109,770.03x = 408,087,088,888,030.50
5. Step 5: Solve for x
   x = 408,087,088,888,030.50/23,109,770.03
6. Step 6: Final answer
   x = 17,658,639.11