Finding the Fourth Proportional to 53,706,373.39, 74,123,683.83 and 31,685,256.55

Step by Step Solution

1. Step 1: Write the proportion equation
   53,706,373.39 : 74,123,683.83 = 31,685,256.55 : x
2. Step 2: Convert to fraction form
   53,706,373.39/74,123,683.83 = 31,685,256.55/x
3. Step 3: Cross multiply
   53,706,373.39x = 74,123,683.83 × 31,685,256.55
4. Step 4: Simplify right side
   53,706,373.39x = 2,348,627,938,055,592
5. Step 5: Solve for x
   x = 2,348,627,938,055,592/53,706,373.39
6. Step 6: Final answer
   x = 43,730,898.03