Finding the Fourth Proportional to 22,909,075.92, 31,615,123.32 and 12,455,795.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,909,075.92 : 31,615,123.32 = 12,455,795.28 : x
2. Step 2: Convert to fraction form
   22,909,075.92/31,615,123.32 = 12,455,795.28/x
3. Step 3: Cross multiply
   22,909,075.92x = 31,615,123.32 × 12,455,795.28
4. Step 4: Simplify right side
   22,909,075.92x = 393,791,503,825,873.94
5. Step 5: Solve for x
   x = 393,791,503,825,873.94/22,909,075.92
6. Step 6: Final answer
   x = 17,189,322.92