Finding the Fourth Proportional to 56,070,820.86, 84,105,670.77 and 17,732,341.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,070,820.86 : 84,105,670.77 = 17,732,341.50 : x
2. Step 2: Convert to fraction form
   56,070,820.86/84,105,670.77 = 17,732,341.50/x
3. Step 3: Cross multiply
   56,070,820.86x = 84,105,670.77 × 17,732,341.50
4. Step 4: Simplify right side
   56,070,820.86x = 1,491,390,476,180,208
5. Step 5: Solve for x
   x = 1,491,390,476,180,208/56,070,820.86
6. Step 6: Final answer
   x = 26,598,334.99