Finding the Fourth Proportional to 112,032,590.58, 154,615,996.50 and 67,976,131.68

Step by Step Solution

1. Step 1: Write the proportion equation
   112,032,590.58 : 154,615,996.50 = 67,976,131.68 : x
2. Step 2: Convert to fraction form
   112,032,590.58/154,615,996.50 = 67,976,131.68/x
3. Step 3: Cross multiply
   112,032,590.58x = 154,615,996.50 × 67,976,131.68
4. Step 4: Simplify right side
   112,032,590.58x = 10,510,197,337,663,510
5. Step 5: Solve for x
   x = 10,510,197,337,663,510/112,032,590.58
6. Step 6: Final answer
   x = 93,813,749.05