Finding the Fourth Proportional to 31,098,560.63, 42,931,550.90 and 19,341,618.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,098,560.63 : 42,931,550.90 = 19,341,618.62 : x
2. Step 2: Convert to fraction form
   31,098,560.63/42,931,550.90 = 19,341,618.62/x
3. Step 3: Cross multiply
   31,098,560.63x = 42,931,550.90 × 19,341,618.62
4. Step 4: Simplify right side
   31,098,560.63x = 830,365,684,272,917.75
5. Step 5: Solve for x
   x = 830,365,684,272,917.75/31,098,560.63
6. Step 6: Final answer
   x = 26,701,097.01