Finding the Fourth Proportional to 99,445.53, 149,233.92 and 46,870.05

Step by Step Solution

1. Step 1: Write the proportion equation
   99,445.53 : 149,233.92 = 46,870.05 : x
2. Step 2: Convert to fraction form
   99,445.53/149,233.92 = 46,870.05/x
3. Step 3: Cross multiply
   99,445.53x = 149,233.92 × 46,870.05
4. Step 4: Simplify right side
   99,445.53x = 6,994,601,292.10
5. Step 5: Solve for x
   x = 6,994,601,292.10/99,445.53
6. Step 6: Final answer
   x = 70,336.00