Finding the Fourth Proportional to 72,002.64, 99,395.42 and 46,521.35

Step by Step Solution

1. Step 1: Write the proportion equation
   72,002.64 : 99,395.42 = 46,521.35 : x
2. Step 2: Convert to fraction form
   72,002.64/99,395.42 = 46,521.35/x
3. Step 3: Cross multiply
   72,002.64x = 99,395.42 × 46,521.35
4. Step 4: Simplify right side
   72,002.64x = 4,624,009,122.22
5. Step 5: Solve for x
   x = 4,624,009,122.22/72,002.64
6. Step 6: Final answer
   x = 64,219.99