Finding the Fourth Proportional to 106,920,478.42, 147,550,321.59 and 58,027,906.42

Step by Step Solution

1. Step 1: Write the proportion equation
   106,920,478.42 : 147,550,321.59 = 58,027,906.42 : x
2. Step 2: Convert to fraction form
   106,920,478.42/147,550,321.59 = 58,027,906.42/x
3. Step 3: Cross multiply
   106,920,478.42x = 147,550,321.59 × 58,027,906.42
4. Step 4: Simplify right side
   106,920,478.42x = 8,562,036,253,465,426
5. Step 5: Solve for x
   x = 8,562,036,253,465,426/106,920,478.42
6. Step 6: Final answer
   x = 80,078,544.17