Finding the Fourth Proportional to 60,696,980.10, 91,045,470.15 and 19,760,276.70

Step by Step Solution

1. Step 1: Write the proportion equation
   60,696,980.10 : 91,045,470.15 = 19,760,276.70 : x
2. Step 2: Convert to fraction form
   60,696,980.10/91,045,470.15 = 19,760,276.70/x
3. Step 3: Cross multiply
   60,696,980.10x = 91,045,470.15 × 19,760,276.70
4. Step 4: Simplify right side
   60,696,980.10x = 1,799,083,682,445,590.50
5. Step 5: Solve for x
   x = 1,799,083,682,445,590.50/60,696,980.10
6. Step 6: Final answer
   x = 29,640,415.05