Finding the Fourth Proportional to 104,967,912.32, 157,441,237.83 and 28,298,690.72

Step by Step Solution

1. Step 1: Write the proportion equation
   104,967,912.32 : 157,441,237.83 = 28,298,690.72 : x
2. Step 2: Convert to fraction form
   104,967,912.32/157,441,237.83 = 28,298,690.72/x
3. Step 3: Cross multiply
   104,967,912.32x = 157,441,237.83 × 28,298,690.72
4. Step 4: Simplify right side
   104,967,912.32x = 4,455,380,895,925,134
5. Step 5: Solve for x
   x = 4,455,380,895,925,134/104,967,912.32
6. Step 6: Final answer
   x = 42,445,170.12