Finding the Fourth Proportional to 101,535, 140,118.30 and 56,823

Step by Step Solution

1. Step 1: Write the proportion equation
   101,535 : 140,118.30 = 56,823 : x
2. Step 2: Convert to fraction form
   101,535/140,118.30 = 56,823/x
3. Step 3: Cross multiply
   101,535x = 140,118.30 × 56,823
4. Step 4: Simplify right side
   101,535x = 7,961,942,160.90
5. Step 5: Solve for x
   x = 7,961,942,160.90/101,535
6. Step 6: Final answer
   x = 78,415.74