Finding the Fourth Proportional to 31,098,543.54, 42,931,527.31 and 19,341,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,098,543.54 : 42,931,527.31 = 19,341,601.50 : x
2. Step 2: Convert to fraction form
   31,098,543.54/42,931,527.31 = 19,341,601.50/x
3. Step 3: Cross multiply
   31,098,543.54x = 42,931,527.31 × 19,341,601.50
4. Step 4: Simplify right side
   31,098,543.54x = 830,364,493,092,741.38
5. Step 5: Solve for x
   x = 830,364,493,092,741.38/31,098,543.54
6. Step 6: Final answer
   x = 26,701,073.38