Finding the Fourth Proportional to 99,043, 148,510.72 and 44,978

Step by Step Solution

1. Step 1: Write the proportion equation
   99,043 : 148,510.72 = 44,978 : x
2. Step 2: Convert to fraction form
   99,043/148,510.72 = 44,978/x
3. Step 3: Cross multiply
   99,043x = 148,510.72 × 44,978
4. Step 4: Simplify right side
   99,043x = 6,679,715,164.16
5. Step 5: Solve for x
   x = 6,679,715,164.16/99,043
6. Step 6: Final answer
   x = 67,442.58