Finding the Fourth Proportional to 64,691,196.47, 97,067,096.99 and 31,883,880.86

Step by Step Solution

1. Step 1: Write the proportion equation
   64,691,196.47 : 97,067,096.99 = 31,883,880.86 : x
2. Step 2: Convert to fraction form
   64,691,196.47/97,067,096.99 = 31,883,880.86/x
3. Step 3: Cross multiply
   64,691,196.47x = 97,067,096.99 × 31,883,880.86
4. Step 4: Simplify right side
   64,691,196.47x = 3,094,875,755,695,805
5. Step 5: Solve for x
   x = 3,094,875,755,695,805/64,691,196.47
6. Step 6: Final answer
   x = 47,840,756.15