Finding the Fourth Proportional to 23,113,520.53, 31,845,299.92 and 15,259,043.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,113,520.53 : 31,845,299.92 = 15,259,043.98 : x
2. Step 2: Convert to fraction form
   23,113,520.53/31,845,299.92 = 15,259,043.98/x
3. Step 3: Cross multiply
   23,113,520.53x = 31,845,299.92 × 15,259,043.98
4. Step 4: Simplify right side
   23,113,520.53x = 485,928,832,035,570.50
5. Step 5: Solve for x
   x = 485,928,832,035,570.50/23,113,520.53
6. Step 6: Final answer
   x = 21,023,574.99