Finding the Fourth Proportional to 12,875,573.34, 17,768,276.78 and 7,074,340.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875,573.34 : 17,768,276.78 = 7,074,340.79 : x
2. Step 2: Convert to fraction form
   12,875,573.34/17,768,276.78 = 7,074,340.79/x
3. Step 3: Cross multiply
   12,875,573.34x = 17,768,276.78 × 7,074,340.79
4. Step 4: Simplify right side
   12,875,573.34x = 125,698,845,068,550.77
5. Step 5: Solve for x
   x = 125,698,845,068,550.77/12,875,573.34
6. Step 6: Final answer
   x = 9,762,582.35