Finding the Fourth Proportional to 15,764,499.50, 21,754,513.31 and 9,242,471.84

Step by Step Solution

1. Step 1: Write the proportion equation
   15,764,499.50 : 21,754,513.31 = 9,242,471.84 : x
2. Step 2: Convert to fraction form
   15,764,499.50/21,754,513.31 = 9,242,471.84/x
3. Step 3: Cross multiply
   15,764,499.50x = 21,754,513.31 × 9,242,471.84
4. Step 4: Simplify right side
   15,764,499.50x = 201,065,476,574,913.81
5. Step 5: Solve for x
   x = 201,065,476,574,913.81/15,764,499.50
6. Step 6: Final answer
   x = 12,754,320.34