Finding the Fourth Proportional to 76,996,077.32, 115,455,686.34 and 25,173,929.72

Step by Step Solution

1. Step 1: Write the proportion equation
   76,996,077.32 : 115,455,686.34 = 25,173,929.72 : x
2. Step 2: Convert to fraction form
   76,996,077.32/115,455,686.34 = 25,173,929.72/x
3. Step 3: Cross multiply
   76,996,077.32x = 115,455,686.34 × 25,173,929.72
4. Step 4: Simplify right side
   76,996,077.32x = 2,906,473,333,697,524
5. Step 5: Solve for x
   x = 2,906,473,333,697,524/76,996,077.32
6. Step 6: Final answer
   x = 37,748,329.98