Finding the Fourth Proportional to 99,018.06, 148,524.63 and 28,897.98

Step by Step Solution

1. Step 1: Write the proportion equation
   99,018.06 : 148,524.63 = 28,897.98 : x
2. Step 2: Convert to fraction form
   99,018.06/148,524.63 = 28,897.98/x
3. Step 3: Cross multiply
   99,018.06x = 148,524.63 × 28,897.98
4. Step 4: Simplify right side
   99,018.06x = 4,292,061,787.25
5. Step 5: Solve for x
   x = 4,292,061,787.25/99,018.06
6. Step 6: Final answer
   x = 43,346.25