Finding the Fourth Proportional to 47,066.31, 64,908.12 and 31,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   47,066.31 : 64,908.12 = 31,981.48 : x
2. Step 2: Convert to fraction form
   47,066.31/64,908.12 = 31,981.48/x
3. Step 3: Cross multiply
   47,066.31x = 64,908.12 × 31,981.48
4. Step 4: Simplify right side
   47,066.31x = 2,075,857,257.17
5. Step 5: Solve for x
   x = 2,075,857,257.17/47,066.31
6. Step 6: Final answer
   x = 44,104.95