Finding the Fourth Proportional to 22,560,748, 31,133,871.12 and 12,902,956

Step by Step Solution

1. Step 1: Write the proportion equation
   22,560,748 : 31,133,871.12 = 12,902,956 : x
2. Step 2: Convert to fraction form
   22,560,748/31,133,871.12 = 12,902,956/x
3. Step 3: Cross multiply
   22,560,748x = 31,133,871.12 × 12,902,956
4. Step 4: Simplify right side
   22,560,748x = 401,718,969,171,030.75
5. Step 5: Solve for x
   x = 401,718,969,171,030.75/22,560,748
6. Step 6: Final answer
   x = 17,806,101.52