Finding the Fourth Proportional to 31,528,918.88, 43,510,981.61 and 18,297,071.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,528,918.88 : 43,510,981.61 = 18,297,071.34 : x
2. Step 2: Convert to fraction form
   31,528,918.88/43,510,981.61 = 18,297,071.34/x
3. Step 3: Cross multiply
   31,528,918.88x = 43,510,981.61 × 18,297,071.34
4. Step 4: Simplify right side
   31,528,918.88x = 796,123,534,474,174.50
5. Step 5: Solve for x
   x = 796,123,534,474,174.50/31,528,918.88
6. Step 6: Final answer
   x = 25,250,581.46