Finding the Fourth Proportional to 77,192,828.08, 106,526,103.24 and 42,385,518.72

Step by Step Solution

1. Step 1: Write the proportion equation
   77,192,828.08 : 106,526,103.24 = 42,385,518.72 : x
2. Step 2: Convert to fraction form
   77,192,828.08/106,526,103.24 = 42,385,518.72/x
3. Step 3: Cross multiply
   77,192,828.08x = 106,526,103.24 × 42,385,518.72
4. Step 4: Simplify right side
   77,192,828.08x = 4,515,164,143,047,672
5. Step 5: Solve for x
   x = 4,515,164,143,047,672/77,192,828.08
6. Step 6: Final answer
   x = 58,492,016.10