Finding the Fourth Proportional to 140,527.25, 210,793.61 and 51,735.05

Step by Step Solution

1. Step 1: Write the proportion equation
   140,527.25 : 210,793.61 = 51,735.05 : x
2. Step 2: Convert to fraction form
   140,527.25/210,793.61 = 51,735.05/x
3. Step 3: Cross multiply
   140,527.25x = 210,793.61 × 51,735.05
4. Step 4: Simplify right side
   140,527.25x = 10,905,417,953.03
5. Step 5: Solve for x
   x = 10,905,417,953.03/140,527.25
6. Step 6: Final answer
   x = 77,603.58