Finding the Fourth Proportional to 25,197,196.18, 34,753,564.52 and 19,002,503.66

Step by Step Solution

1. Step 1: Write the proportion equation
   25,197,196.18 : 34,753,564.52 = 19,002,503.66 : x
2. Step 2: Convert to fraction form
   25,197,196.18/34,753,564.52 = 19,002,503.66/x
3. Step 3: Cross multiply
   25,197,196.18x = 34,753,564.52 × 19,002,503.66
4. Step 4: Simplify right side
   25,197,196.18x = 660,404,736,989,346.25
5. Step 5: Solve for x
   x = 660,404,736,989,346.25/25,197,196.18
6. Step 6: Final answer
   x = 26,209,453.32