Finding the Fourth Proportional to 47,116.23, 64,998.72 and 28,950.46

Step by Step Solution

1. Step 1: Write the proportion equation
   47,116.23 : 64,998.72 = 28,950.46 : x
2. Step 2: Convert to fraction form
   47,116.23/64,998.72 = 28,950.46/x
3. Step 3: Cross multiply
   47,116.23x = 64,998.72 × 28,950.46
4. Step 4: Simplify right side
   47,116.23x = 1,881,742,843.41
5. Step 5: Solve for x
   x = 1,881,742,843.41/47,116.23
6. Step 6: Final answer
   x = 39,938.32